AT80C32X2-RLRUM Atmel, AT80C32X2-RLRUM Datasheet - Page 3

• Manufacturer Part Number: AT80C32X2-RLRUM
• Description: MCU ROMLESS 32X2 3V 44-VQFP
• Manufacturer: Atmel
• Series: 80Cr

Specifications of AT80C32X2-RLRUM

• Core Processor: 8051
• Core Size: 8-Bit
• Speed: 40/20MHz
• Connectivity: UART/USART
• Peripherals: POR
• Number Of I /o: 32
• Program Memory Type: ROMless
• Ram Size: 256 x 8
• Voltage - Supply (vcc/vdd): 4.5 V ~ 5.5 V
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 44-TQFP, 44-VQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Program Memory Size: -
• Data Converters: -

SFR Mapping
4184I–8051–02/08
The Special Function Registers (SFRs) of the TS80C52X2 fall into the following
categories:
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C51 core registers: ACC, B, DPH, DPL, PSW, SP, AUXR1
I/O port registers: P0, P1, P2, P3
Timer registers: T2CON, T2MOD, TCON, TH0, TH1, TH2, TMOD, TL0, TL1, TL2,
RCAP2L, RCAP2H
Serial I/O port registers: SADDR, SADEN, SBUF, SCON
Power and clock control registers: PCON
Interrupt system registers: IE, IP, IPH
Others: AUXR, CKCON
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